Westermo TD-22 User Manual

Page 37

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38

6177-2203

Bits 6-7

Guard tone (&Gn)
0 =

None (&G0)

1 =

None (&G1)

2 =

1800 Hz (&G2) (Default.)

S24 – Receiver disconnect level
If %D1 is set, will the value in this register set the level of the lowest accepted linesignal
Default 0 {0-43} (dBm)

S25 – Delay To DTR
Sets the length of time that the modem will ignore DTR for taking the action specified by &Dn.
Default 5 {0-255} hundredths of a second)

S26 – RTS to CTS delay
Sets the length of time between RTS and CTS.
Only working in synchronous connections
Default 1 {0-255} hundredths of a second)

S27 – Bit Mapped Options Status
Indicates the status of command options.

Bits 0 -1,3 — Asynchronous selection (&Qn)
3

1

0

0

0

0

=

&Q0

1

0

0

=

&Q4

1

0

1

=

&Q5 (Default.)

1

1

0

=

&Q6

Bit 2

Reserved

Bits 4-5

Internal clock select (&Xn)
0 =

Internal clock (&X0) (Default.)

1 =

External clock (&X1)

2 =

Slave clock (&X2)

Bit 6

CCITT/Bell mode select (Bn)
0 =

CCITT mode (B0) (Default.)

1 =

Bell mode (B1)

Bit 7

DTR dial option (AT&B)
0 =

No DTR dial (&B0) (Default.)

1 =

Dial on DTR low to high transition (&B1)

S28 – Bit Mapped Options Status (Read only register)

Bits 0-1

Reserved

Bit 2

Reserved (always 0).

Bits 3-4

Pulse dialling (&Pn)
0 =

39%-61% make/break ratio at 10 pulses per second (&P0) (Default.)

1 =

33%-67% make/break ratio at 10 pulses per second (&P1)

2 =

39%-61% make/break ratio at 20 pulses per second (&P2)

3 =

33%-67% make/break ratio at 20 pulses per second (&P3)

Bit 5

Reserved

Bits 6-7

MNP Link Negotiation Speed (*Hn)
0 =

Link negotiation at highest speed (*H0) (Default.)

1 =

Link negotiation at 1200 bps (*H1)

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